China will correctly exploit science, technology and mechanization to advance its own agricultural production, but it will err if it worries about the Lester Browns of the world. Overreaction in Beijing Chinese Ministry of Agriculture official Bi Meijia is quoted by the Xinhua news service as saying, "As global grain prices headed down, it's in China's interests to import an appropriate amount of grain at lower prices and follow the trend of international agriculture products." How refreshing. Imagine an agricultural policy official in the U.S., Europe or Japan making such a statement. Indeed, a nation's imports tend to rise with economic growth, not restrain it.In China's case, it is importing raw agricultural commodities and adding valu...